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ultrasonic scaling
| apparatus
| ultrasonic scaling | |
| nurs. | 超声洁治术 |
| apparatus | |
| gen. | 器械，装置 |
| el. | 仪器，装置 |
| el.mach. | 电器 |
| hydroel.st. | 仪表; 器械 |
| met. | 机构; 机器 |
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| 超声洁治术 | |||
| ultrasonic scaling: 1 phrase in 1 subject |
| Technology | 1 |